Study Bachman et al. (1978): study US 1966

Public:

Public highschool boys followed 8 years from grade 10, USA, 1966-74

Sample:

Respondents:

N = 1628

Non Response:

2.8% at T1, 17.2% at T2, 21.0% at T3, 28.9% at T4, 28.5% at T5

Assessment:

Multiple assesment methods
Interviews, tests and questionnaires

Correlate

Authors's Label

Self-percieved school ability

Our Classification

Operationalization

Index at T1 and T2 of three items in which respondent rates himself in comparison to others his age on
- overall school ability
- reading ability
- intelligence

Rated
1 = far below average
;
6 = far above average

Observed Relation with Happiness